(EnergyAsia, February 5) — Singapore’s Rotary Engineering, a leading provider of engineering, procurement, construction and maintenance services supporting the oil-and-gas and petrochemical industry, said it has secured two contracts totalling S$40 million from Shell Eastern Petroleum Pte Ltd. and Oiltanking Singapore Ltd. (US$1=S$1.53).   The S$23 million contract from Shell, secured through Rotary’s wholly-owned subsidiary…